A fast-charging USB cable supplies a steady current of 1.5 A to a smartphone battery.
Calculate the charge that flows to the battery in 12 minutes12\text{ minutes}12 minutes.
Use the equation:
charge flow=current×time \text{charge flow} = \text{current} \times \text{time} charge flow=current×time32 exam-style questions on Edexcel GCSE Physics 10.1 Circuits, charge and current. Each one has a worked solution and a mark scheme showing where the marks go.